/Engine/Source/Editor/UnrealEd/Public/EditorCategoryUtils.h
Parses out the class's "HideCategories" metadata, and returns it segmented and sanitized.
namespace FEditorCategoryUtils { void FEditorCategoryUtils::GetClassHideCategories ( const [UStruct](API\Runtime\CoreUObject\UObject\UStruct) * Class, [TArray](API\Runtime\Core\Containers\TArray)< [FString](API\Runtime\Core\Containers\FString) > & CategoriesOut, bool bHomogenize ) }